this post was submitted on 09 Jul 2026

44 points (100.0% liked)

Asklemmy

asklemmy@lemmy.ml

56,131 readers

2,778 active

194 users here now

A loosely moderated place to ask open-ended questions

Search asklemmy 🔍

If your post meets the following criteria, it's welcome here!

Open-ended question
Not offensive: at this point, we do not have the bandwidth to moderate overtly political discussions. Assume best intent and be excellent to each other.
Not regarding using or support for Lemmy: context, see the list of support communities and tools for finding communities below
Not ad nauseam inducing: please make sure it is a question that would be new to most members
An actual topic of discussion

Looking for support?

Looking for a community?

Lemmyverse: community search
sub.rehab: maps old subreddits to fediverse options, marks official as such
!lemmy411@lemmy.ca: a community for finding communities

~~Icon~~ by ~~@Double_A@discuss.tchncs.de~~

founded 7 years ago

moderators

mekhos@lemmy.ml

14specks@lemmy.ml

Why don't we use mirrors to bring light into buildings more? (slrpnk.net)

submitted 4 months ago by reallykindasorta@slrpnk.net to c/asklemmy@lemmy.ml

32 comments fedilink hide all child comments

you are viewing a single comment's thread
view the rest of the comments

[–] SaveTheTuaHawk@lemmy.ca 3 points 4 months ago

They work on the principle of total internal reflection. Same as a fiber optic cable.

But they eventually leak so cheap LEDs it is.

parent